The cheapest robovacs will only have a dock for charging. Pricier models incorporate self-emptying of the onboard dustbin, and draining/refilling of the onboard water tanks. The very fanciest models offer automatic mop pad cleaning, and detergent dispensing for the mopping fluid. If your priority is size, though, this is a https://top3automaticvacuumcleane64209.dreamyblogs.com/35063333/top-3-automatic-vacuum-cleaners-fundamentos-explicado